Finding the Fourth Proportional to 759,310,055.19, 1,138,850,002.57 and 206,655,549.66
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Solution
The fourth proportional to 759,310,055.19, 1,138,850,002.57 and 206,655,549.66 is: 309,952,004.00
Step by Step Solution
- Step 1: Write the proportion equation
759,310,055.19 : 1,138,850,002.57 = 206,655,549.66 : x - Step 2: Convert to fraction form
759,310,055.19/1,138,850,002.57 = 206,655,549.66/x - Step 3: Cross multiply
759,310,055.19x = 1,138,850,002.57 × 206,655,549.66 - Step 4: Simplify right side
759,310,055.19x = 235,349,673,260,362,496 - Step 5: Solve for x
x = 235,349,673,260,362,496/759,310,055.19 - Step 6: Final answer
x = 309,952,004.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.